diff --git a/.gitea/workflows/lint.yml b/.gitea/workflows/lint.yml
index 2a4c4e3..3db1bc9 100644
--- a/.gitea/workflows/lint.yml
+++ b/.gitea/workflows/lint.yml
@@ -95,7 +95,12 @@ jobs:
           rm -rf "$VENV_DIR"
           python3 -m venv "$VENV_DIR"
           "$VENV_DIR/bin/python" -m pip install --upgrade pip
-          "$VENV_DIR/bin/python" -m pip install -e ".[dev]"
+          # mypy --strict (files = ["src"]) and pytest --cov=ci_orchestrator both
+          # walk the whole src tree, web/ included -- [dev] alone leaves fastapi/
+          # starlette/uvicorn/jinja2/authlib unresolved, so every symbol they
+          # touch degrades to Any (masking real type errors) and every
+          # tests/python/test_web_*.py fails to import.
+          "$VENV_DIR/bin/python" -m pip install -e ".[dev,web]"
 
       - name: ruff
         shell: bash